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Table 3 Effects of pulmonary valve replacement on ventricular mechanics, QRS duration, peak oxygen consumption, and functional class

From: Repaired tetralogy of Fallot: the roles of cardiovascular magnetic resonance in evaluating pathophysiology and for pulmonary valve replacement decision support

 

PR (%)

RVEDVi

(ml/m2)

RVESVi

(ml/m2)

RV EF (%)

LVEDVi

(ml/m2)

LV EF (%)

QRS duration

(ms)

Peak O2

consumption

(ml/kg/min)

NYHA class

 

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Before

After

Vliegen et al. [97]

N = 26

Age: 29 ± 9 years

46 ± 10

4 ± 8

167 ± 40

114 ± 35

99 ± 36

66 ± 35

42 ± 10

42 ± 11

86 ± 29

87 ± 17

      

2.0 ± 0.6

1.3 ± 0.5

Therrien et al. [15]

N = 17

Age: 32 years

  

163 ± 34

107 ± 26

109 ± 27

69 ± 22

32 ± 7

34 ± 10

        

2.0 ± 1.0

1.4 ± 0.5

van Straten et al. [148]

N = 16

Age: 29 years

48 ± 10

3 ± 5

164 ± 43

113 ± 26

94 ± 33

61 ± 18

44 ± 8

47 ± 12

          

Doughan et al. [84]

N = 21

Age: 34 ± 9 years

            

153 ± 34

142 ± 29

    

Buechel et al. [16]

N = 20

Age: 14 ± 3 years

49 ± 14

9 ± 8

190 ± 33

109 ± 26

102 ± 27

58 ± 16

47 ± 7

45 ± 9

77 ± 10

84 ± 12

53 ± 6

56 ± 7

150 ± 18

148 ± 17

    

Henkens et al. [98]

N = 27

Age: 31 ± 8 years

48 ± 11

 

166

100

98

58

42 ± 10

43 ± 10

89 ± 31

87 ± 18

56 ± 12

55 ± 9

    

2.0 ± 0.6

1.3 ± 0.3

Oosterhof et al. [93]

N = 71

Age: 29 years

44 ± 13

5 ± 9

171 ± 44

119 ± 34

102 ± 38

70 ± 29

42 ± 10

43 ± 10

85 ± 22

94 ± 20

52 ± 9

53 ± 8

155 ± 29

144 ± 29

  

53% grade ≥II

11% grade ≥II

Gengsakul et al. [99]

N = 82

Age: 28 ± 13 years

            

164 ± 21

168 ± 21

  

54% grade ≥II

13% grade ≥II

Frigiola et al. [94]

N = 71

Age 22 ± 11 years

41 ± 9

5 ± 7

142 ± 43

91 ± 18

73 ± 33

43 ± 14

51 ± 10

54 ± 7

66 ± 12

73 ± 13

61 ± 8

64 ± 7

  

25 ± 10

25 ± 9

2.0

1.0

Geva et al. [95]

N = 64

Age: 21 years

49 ± 11

5 ± 9

201 ± 37

123 ± 25

107 ± 29

68 ± 24

47 ± 8

45 ± 9

89 ± 15

94 ± 17

58 ± 8

57 ± 7

154 (82-200)

150 (80-202)

26.5 (8-47)

27 (10-48)

47% grade ≥II

8% grade ≥II